136645026403 has 8 divisors (see below), whose sum is σ = 136995834368. Its totient is φ = 136294561224.

The previous prime is 136645026391. The next prime is 136645026431. The reversal of 136645026403 is 304620546631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136645026403 - 2³³ = 128055091811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136645026433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722326 + ... + 891652.

It is an arithmetic number, because the mean of its divisors is an integer number (17124479296).

Almost surely, 2^136645026403 is an apocalyptic number.

136645026403 is a deficient number, since it is larger than the sum of its proper divisors (350807965).

136645026403 is a wasteful number, since it uses less digits than its factorization.

136645026403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171393.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 136645026403 in words is "one hundred thirty-six billion, six hundred forty-five million, twenty-six thousand, four hundred three".